The findings could help design more effectivehead protection for humans.
这一发现可能有助于为人类设计出更有效的头部保护装置。
2
The additional effectivehead due to the potential energy converted from the residual energy at the intake after blasting is also discussed.
文中还对岩塞起爆后，爆炸余能在进水口转化为位能所引起的附加作用水头进行了探讨。
3
In this range of air-water ratio the flow rate of mixture slightly decreased, the axial power increased linearly and the pump efficiency increased parabolically with a rise in effectivehead.